 31.1: How can you see a virtual image, when its not really there?
 31.2: You lay a magnifying glass (a converging lens) on a printed page. L...
 31.3: Under what circumstances will the image in a concave mirror be the ...
 31.4: If youre handed a converging lens, what can you do to estimate its ...
 31.5: Whats the meaning of a negative object distance? A negative focal l...
 31.6: A diverging lens always makes a reduced image. Could you use such a...
 31.7: Is there any limit to the temperature you can achieve by focusing s...
 31.8: Can a concave mirror make a reduced real image? A reduced virtual i...
 31.9: If you placed a screen at the location of a virtual image, would th...
 31.10: If you look into the bowl of a metal spoon, you see yourself upside...
 31.11: Is the image on a movie screen real or virtual? How do you know? 1
 31.12: Does a fish in a spherical bowl appear larger or smaller than it ac...
 31.13: A block of ice contains a hollow, airfilled space in the shape of ...
 31.14: The refractive index of the human cornea is about 1. If you can see...
 31.15: Do you want a long or short focal length for a telescopes objective...
 31.16: Give at least three reasons why reflecting telescopes are superior ...
 31.17: A shoe store uses small floorlevel mirrors to let customers view p...
 31.18: A candle is on the axis of a 15cmfocallength concave mirror, 36 ...
 31.19: An object is five focal lengths from a concave mirror. (a) How do t...
 31.20: A virtual image is located 40 cm behind a concave mirror with focal...
 31.21: (a) Where on the axis of a concave mirror would you place an object...
 31.22: A lightbulb is 56 cm from a convex lens. Its image appears on a scr...
 31.23: By what factor is the image magnified for an object 1.5 focal lengt...
 31.24: A lens with 50cm focal length produces a real image the same size ...
 31.25: By holding a magnifying glass 25 cm from your desk lamp, you can fo...
 31.26: A real image is four times as far from a lens as is the object. Wha...
 31.27: A magnifying glass enlarges print by 50% when its 9.0 cm from a pag...
 31.28: Youre writing specifications for a new line of magnifying glasses t...
 31.29: Youre standing in a wading pool and your feet appear to be 30 cm be...
 31.30: The bottom of a swimming pool looks to be 1.5 m below the surface. ...
 31.31: A tiny insect is trapped 1.0 mm from the center of a spherical dewd...
 31.32: Youre underwater, looking through a spherical air bubble (Fig. 31.3...
 31.33: You have to hold a book 55 cm from your eyes for the print to be in...
 31.34: What focal length is needed for a simple magnifier with angular mag...
 31.35: Youre an optometrist helping a nearsighted patient who claims he ca...
 31.36: A particular eye has a focal length of 2.0 cm instead of the 2.2 cm...
 31.37: A compound microscope has objective and eyepiece focal lengths of 6...
 31.38: (a) Find the focal length of a concave mirror if an object placed 5...
 31.39: A 12mmhigh object is 10 cm from a concave mirror with focal lengt...
 31.40: Repeat for a convex mirror, assuming all numbers stay the same.
 31.41: An objects image in a 27cmfocallength concave mirror is upright ...
 31.42: Youre asked to design a concave mirror that will produce a virtual ...
 31.43: Viewed from Earth, the Moon subtends an angle of in the sky. How la...
 31.44: At what two distances could you place an object from a 45cmfocal ...
 31.45: LCD projectors commonly used for computer and video projection crea...
 31.46: An object 15 cm from a concave mirror has a virtual image magnified...
 31.47: How far from a page should you hold a lens with 32cm focal length ...
 31.48: A converging lens has focal length 4.0 cm. A 1.0cmhigh arrow is l...
 31.49: A lens has focal length Find the type and height of the image produ...
 31.50: How far apart are the object and image produced by a converging len...
 31.51: A candle and a screen are 70 cm apart. Find two points between cand...
 31.52: An object is placed two focal lengths from a diverging lens. (a) Wh...
 31.53: How far from a 25cmfocallength lens should you place an object t...
 31.54: An object and its lensproduced real image are 2.4 m apart. If the ...
 31.55: An object is 68 cm from a planoconvex lens whose curved side has c...
 31.56: Use Equation 31.6 to show that an object at the center of a glass s...
 31.57: Rework Example 31.4 for a fish 15 cm from the far wall of the tank....
 31.58: Consider the inverse of Example 31.4: Youre inside a 70cmdiameter ...
 31.59: Two specks of dirt are trapped in a crystal ball, one at the center...
 31.60: A contact lens is in the shape of a convex meniscus (see Fig. 31.25...
 31.61: For what refractive index would the focal length of a planoconvex l...
 31.62: An object is 28 cm from a doubleconvex lens with and curvature rad...
 31.63: Youre an optician whos been asked to design a new replacement lens ...
 31.64: A doubleconvex lens with equal 38cm curvature radii is made from ...
 31.65: An object placed 15 cm from a planoconvex lens of crown glass focu...
 31.66: Youre taking a photography class, working with a camera whose zoom ...
 31.67: A camera can normally focus as close as 60 cm, but it has provision...
 31.68: A 300power compound microscope has a 4.5mmfocallength objective...
 31.69: To the unaided eye, Jupiter has an angular diameter of 50 arcsecond...
 31.70: A Cassegrain telescope like that shown in Fig. 31.33b has 1.0m foc...
 31.71: You stand with your nose 6.0 cm from the surface of a reflecting ba...
 31.72: A contact lens prescription calls for diopter lenses with inner cu...
 31.73: Show that placing a 1diopter lens in front of a 2diopter lens giv...
 31.74: Derive an expression for the thickness t of a planoconvex lens wit...
 31.75: Show that identical objects placed equal distances on either side o...
 31.76: Generalize the derivation of the lensmakers formula (Equation 31.7)...
 31.77: Draw a diagram like Fig. 31.10, but showing a ray from the arrowhea...
 31.78: Galileos first telescope used the arrangement shown in Fig. 31.36, ...
 31.79: The maximum magnification of a simple magnifier occurs with the ima...
 31.80: Chromatic aberration results from variation of the refractive index...
 31.81: For visible wavelengths, the refractive index of a thin glass lens ...
 31.82: Zooming your cameras lens for telephoto shots increases the focal l...
 31.83: Increasing the fratio from 2.8 to 5.6 a. decreases the light admit...
 31.84: Youre given two lenses with different diameters. Knowing nothing el...
 31.85: If a lens suffers from spherical aberration, stopping down will a. ...
Solutions for Chapter 31: Images and Optical Instruments
Full solutions for Essential University Physics: Volume 1  2nd Edition
ISBN: 9780321706690
Solutions for Chapter 31: Images and Optical Instruments
Get Full SolutionsEssential University Physics: Volume 1 was written by and is associated to the ISBN: 9780321706690. Since 85 problems in chapter 31: Images and Optical Instruments have been answered, more than 30268 students have viewed full stepbystep solutions from this chapter. Chapter 31: Images and Optical Instruments includes 85 full stepbystep solutions. This expansive textbook survival guide covers the following chapters and their solutions. This textbook survival guide was created for the textbook: Essential University Physics: Volume 1, edition: 2.

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parallel

any symbol
average (indicated by a bar over a symbol—e.g., v¯ is average velocity)

°C
Celsius degree

°F
Fahrenheit degree